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fix: No events on fee destination state changes (#958)

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Add FeeDestinationSet and FeeDestinationLocked events to LiquidityManager,
emitted on every setFeeDestination() call and lock engagement respectively.
Update tests to assert both events are emitted in all code paths.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
openhands 2026-03-18 21:25:12 +00:00
parent 240d3ae1ac
commit e3c699b7eb
2 changed files with 33 additions and 3 deletions
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27
onchain/test/LiquidityManager.t.sol
View file

@ -979,9 +979,15 @@ contract LiquidityManagerTest is UniSwapHelper {
*/
function testSetFeeDestinationEOA_MultipleAllowed() public {
LiquidityManager freshLm = new LiquidityManager(address(factory), address(weth), address(harberg), address(optimizer));
freshLm.setFeeDestination(makeAddr("firstFee"));
address firstFee = makeAddr("firstFee");
address secondFee = makeAddr("secondFee");
vm.expectEmit(true, false, false, false, address(freshLm));
emit LiquidityManager.FeeDestinationSet(firstFee);
freshLm.setFeeDestination(firstFee);
assertFalse(freshLm.feeDestinationLocked(), "should not be locked after EOA set");
freshLm.setFeeDestination(makeAddr("secondFee"));
vm.expectEmit(true, false, false, false, address(freshLm));
emit LiquidityManager.FeeDestinationSet(secondFee);
freshLm.setFeeDestination(secondFee);
assertFalse(freshLm.feeDestinationLocked(), "should still not be locked after second EOA set");
}
@ -991,6 +997,10 @@ contract LiquidityManagerTest is UniSwapHelper {
function testSetFeeDestinationContract_Locks() public {
LiquidityManager freshLm = new LiquidityManager(address(factory), address(weth), address(harberg), address(optimizer));
// address(harberg) is a deployed contract
vm.expectEmit(true, false, false, false, address(freshLm));
emit LiquidityManager.FeeDestinationSet(address(harberg));
vm.expectEmit(true, false, false, false, address(freshLm));
emit LiquidityManager.FeeDestinationLocked(address(harberg));
freshLm.setFeeDestination(address(harberg));
assertTrue(freshLm.feeDestinationLocked(), "should be locked after contract set");
assertEq(freshLm.feeDestination(), address(harberg));
@ -1001,10 +1011,17 @@ contract LiquidityManagerTest is UniSwapHelper {
*/
function testSetFeeDestinationEOAToContract_Locks() public {
LiquidityManager freshLm = new LiquidityManager(address(factory), address(weth), address(harberg), address(optimizer));
address treasuryEOA = makeAddr("treasuryEOA");
// Step 1: set to an EOA during setup — allowed, not locked
freshLm.setFeeDestination(makeAddr("treasuryEOA"));
vm.expectEmit(true, false, false, false, address(freshLm));
emit LiquidityManager.FeeDestinationSet(treasuryEOA);
freshLm.setFeeDestination(treasuryEOA);
assertFalse(freshLm.feeDestinationLocked(), "not locked after EOA set");
// Step 2: upgrade to treasury contract once it is deployed — locks permanently
vm.expectEmit(true, false, false, false, address(freshLm));
emit LiquidityManager.FeeDestinationSet(address(harberg));
vm.expectEmit(true, false, false, false, address(freshLm));
emit LiquidityManager.FeeDestinationLocked(address(harberg));
freshLm.setFeeDestination(address(harberg));
assertTrue(freshLm.feeDestinationLocked(), "locked after contract set");
assertEq(freshLm.feeDestination(), address(harberg));
@ -1033,6 +1050,8 @@ contract LiquidityManagerTest is UniSwapHelper {
address eoaAddr = makeAddr("precomputedEOA");
// Step 1: set to EOA — allowed, lock stays false
vm.expectEmit(true, false, false, false, address(freshLm));
emit LiquidityManager.FeeDestinationSet(eoaAddr);
freshLm.setFeeDestination(eoaAddr);
assertFalse(freshLm.feeDestinationLocked(), "not locked after EOA set");
@ -1043,6 +1062,8 @@ contract LiquidityManagerTest is UniSwapHelper {
// Step 3: calling setFeeDestination detects bytecode at the current destination and
// commits feeDestinationLocked = true WITHOUT reverting, so the write survives
// a later SELFDESTRUCT. feeDestination itself is not changed.
vm.expectEmit(true, false, false, false, address(freshLm));
emit LiquidityManager.FeeDestinationLocked(eoaAddr);
freshLm.setFeeDestination(makeAddr("attacker"));
assertTrue(freshLm.feeDestinationLocked(), "locked after bytecode detected at current feeDestination");
assertEq(freshLm.feeDestination(), eoaAddr, "feeDestination must not change when defensive lock triggers");